Granted Patent
Utility
US 6,559,785 · App. 10/002,334
Digital/analog converter
Inventor:
Franz Kuttner
Patented Case
View Patent ↗
Granted: May 6, 2003
Filed: Oct 24, 2001
Inventor
Franz Kuttner
Assignee (at issue)
Infineon Technologies AG
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.